./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3406fb0d7f8a45af9f008ec13d0a4440e263529 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3406fb0d7f8a45af9f008ec13d0a4440e263529 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:53,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:53,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:53,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:53,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:53,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:53,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:53,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:53,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:53,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:53,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:53,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:53,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:53,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:53,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:53,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:53,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:53,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:53,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:53,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:53,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:53,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:53,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:53,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:53,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:53,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:53,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:53,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:53,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:53,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:53,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:53,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:53,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:53,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:53,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:53,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:53,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:53,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:53,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:53,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:53,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:53,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:53,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:53,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:53,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:53,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:53,436 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:53,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:53,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:53,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:53,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:53,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:53,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:53,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:53,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:53,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:53,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:53,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:53,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:53,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:53,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:53,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:53,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:53,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:53,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:53,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:53,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:53,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:53,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:53,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:53,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3406fb0d7f8a45af9f008ec13d0a4440e263529 [2019-11-26 16:59:53,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:54,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:54,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:54,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:54,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:54,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2019-11-26 16:59:54,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ab24038/27edcd94e60c4e6dab6b915d191b24c8/FLAG5d01df705 [2019-11-26 16:59:55,386 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:55,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2019-11-26 16:59:55,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ab24038/27edcd94e60c4e6dab6b915d191b24c8/FLAG5d01df705 [2019-11-26 16:59:55,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ab24038/27edcd94e60c4e6dab6b915d191b24c8 [2019-11-26 16:59:55,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:55,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:55,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:55,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:55,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:55,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:55" (1/1) ... [2019-11-26 16:59:55,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:55, skipping insertion in model container [2019-11-26 16:59:55,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:55" (1/1) ... [2019-11-26 16:59:55,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:55,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:56,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:56,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:57,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:57,162 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:57,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57 WrapperNode [2019-11-26 16:59:57,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:57,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:57,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:57,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:57,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:57,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:57,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:57,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:57,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:57,888 INFO L168 Benchmark]: Toolchain (without parser) took 2406.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.7 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:57,893 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:57,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1689.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:57,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:57,900 INFO L168 Benchmark]: Boogie Preprocessor took 393.93 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:57,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1689.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.93 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:01,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:01,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:01,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:01,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:01,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:01,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:01,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:01,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:01,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:01,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:01,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:01,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:02,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:02,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:02,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:02,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:02,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:02,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:02,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:02,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:02,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:02,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:02,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:02,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:02,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:02,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:02,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:02,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:02,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:02,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:02,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:02,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:02,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:02,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:02,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:02,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:02,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:02,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:02,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:02,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:02,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:02,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:02,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:02,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:02,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:02,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:02,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:02,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:02,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:02,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:02,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:02,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:02,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:02,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:02,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:02,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:02,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:02,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:02,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:02,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:02,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:02,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:02,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:02,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:02,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:02,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:02,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:02,153 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:02,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:02,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:02,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:02,158 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3406fb0d7f8a45af9f008ec13d0a4440e263529 [2019-11-26 17:00:02,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:02,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:02,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:02,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:02,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:02,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2019-11-26 17:00:03,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7cf636e/4e93de5ff9f94bf4b37602f5bf934054/FLAG01b1746d9 [2019-11-26 17:00:04,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:04,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240b.c [2019-11-26 17:00:04,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7cf636e/4e93de5ff9f94bf4b37602f5bf934054/FLAG01b1746d9 [2019-11-26 17:00:04,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7cf636e/4e93de5ff9f94bf4b37602f5bf934054 [2019-11-26 17:00:04,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:04,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:04,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:04,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:04,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:04,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:04" (1/1) ... [2019-11-26 17:00:04,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc7aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:04, skipping insertion in model container [2019-11-26 17:00:04,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:04" (1/1) ... [2019-11-26 17:00:04,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:04,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:05,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:05,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:06,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:06,214 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:06,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06 WrapperNode [2019-11-26 17:00:06,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:06,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:06,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:06,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:06,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:06,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:06,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:06,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:06,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:06" (1/1) ... [2019-11-26 17:00:06,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:06,911 INFO L168 Benchmark]: Toolchain (without parser) took 2585.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 938.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,912 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:06,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1894.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 544.4 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 310.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,922 INFO L168 Benchmark]: Boogie Preprocessor took 371.12 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 938.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1894.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 544.4 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 310.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 371.12 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 938.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...